Which of the following is the most inappropriate representation of the $p-$nitrophenoxide ion?

The bond order in $CO_3^{2-}$ ion between $C-O$ is

Write the Lewis structure of the nitrite ion,$NO_{2}^{-}$

What is the $O-O$ bond length in the ozone $(O_3)$ molecule (in $pm$)?

What is the correct increasing order of $C-O$ bond length in $CO$,$CO_3^{2-}$,and $CO_2$?

What will be the resonance energy of $N_2O$ from the following data: $\Delta H_f(N_2O) = 82 \ kJ \ mol^{-1}$. Bond energies of $N \equiv N$,$N = N$,$O = O$,and $N = O$ bonds are $946$,$418$,$498$,and $607 \ kJ \ mol^{-1}$ respectively.